Revenues - Summary of Remaining Performance Obligation (Details) - USD ($) $ in Billions	Jul. 31, 2026	Jan. 31, 2026
Revenue from Contract with Customer [Abstract]
Current	$ 33.5	$ 35.1
Noncurrent	32.8	37.3
Total	$ 66.3	$ 72.4

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (a)
-SubTopic 10
-Topic 606
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-13

Name:	us-gaap_RevenueRemainingPerformanceObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant